The short answer to this quest, is you can’t access logs but you can profile your app in realtime. There’s no way for developers to look back and see where connections came from. As for the amount of traffic over time, you more-or-less just have to trust the Firebase usage graph, but should you?

Follow this short tutorial to get a glimpse of the power of Lambda functions. We'll build and deploy a small function and see how we can invoke it from the command line and via an HTTP request. Also, you'll get to experience the wonderful Serverless Framework, which we'll use throughout for managing and deploying our code.